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A toxic chemical banned in the ’80s may drive Europe’s killer whales to extinction

By Michael Tabb
Published Last updated This article is more than 2 years old.

Decades of environmental conservation efforts may not be enough to save Europe’s dwindling population of killer whales.

European countries banned the use of PCBs, toxic chemicals used in electrical equipment and other industrial supplies, in the 1980s. Watch the video to see how those same chemicals are endangering marine life decades later.

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